



UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16, 1969, 869 0.6-. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and are arranged chronologically. The heading of each abstract indicates the number of pages of specification. including claims and sheets of drawings contained in the application as originally filed. The files of these applications are arailable to the public for inspection and reproduction may be purchased for 30 cents a sheet,

Defensive Publication applications have not been examined as to the merits of alleged invention. The Patent Ofilce makes no assertion as to the novelty of the disclosed subject matter.

PUBLISHED JUNE 80, 1970 BESPHE 0L PGLYESTER COATINGS Winston J. Jackson, In, and John R. Caldwell, both of R0. Box 517., iiingspori, Tenn. 37662 Continuation of application Ser. No. 583,457,8ep. 30,

1966. This application Dec. 22, 1969, Ser. No. 883,664

In. CI. 332%) 15/08 US. Cl. 161-486 No Drawing. 20 Pages Specification An article comprising (A) a substrate and (B) a coating of a resinous composition being essentially composed of a mixture of (1) a polyepoxidc resin and (2) 21 bispnenol polyester resin haying a second-order transition temperature of at least 150 CfAlternatcly, the substrate may have a first coating of polycpoxide resin and a secondcoating or surface film of bisphenol polyester resin having a second-order transition temperature of at least 150 C. Examples of the bisphenol are: 4,4'-isopropylidencdiphenol; 4,4-(2-norbornylcdcne) diphcnol, 4,4- (hexahydro 4,7 methanoindan 5-ylidenc) diphenol; 4,4- (cyclohexylmethylene) diphenol; and 4,4'-v(2-norbomylmethylene) diphenol. The substrate may be an electrical conductor, such as wire. 

